3-02-00-00551 (Beilstein Handbook Reference) 5818-15-5 BRN 0506227 EINECS 227-390-7 NSC 28448 Propanoic acid, hydrazide (9CI) Propanoic hydrazide Propiohydrazide Propionic acid, hydrazide Propionohydrazide Propionsaeurehydrazid [German] Propionylhydrazide